Articles tagged with Genetic Screening
A new study by RCSI University of Medicine and Health Sciences found that boosting levels of a deficient protein improves survival rates for people with severe alpha-1 antitrypsin deficiency. The research, which tracked health data from over 600 patients, showed a clear survival benefit from augmentation therapy.
Research suggests that universal screening for type 1 diabetes at two ages could predict most cases of T1D by age 15. Dr. Emily K. Sims emphasizes the importance of identifying individuals with early, presymptomatic stages of disease to prevent life-threatening episodes and improve outcomes.
Researchers from The University of Queensland and The Alfred hospital in Melbourne have identified gene variants associated with a higher risk of nodular melanoma. The study found that four genes with rare DNA variants were linked to the aggressive subtype, which accounts for most melanoma deaths.
A new study reveals that consanguinity may increase the risk of common diseases such as type 2 diabetes and post-traumatic stress disorder. The research analyzed genomic data from diverse groups to investigate the relationship between autozygosity, or genetic relatedness, and disease prevalence.
Researchers have identified 11 genes associated with aggressive prostate cancer, which could lead to more effective treatments and earlier detection. The findings come from a large-scale study of over 17,500 patients and may help personalize care for individuals with the disease.
A randomized clinical trial of 3,839 women found that skipping genetic counseling before or after taking a remote screening for ovarian or breast cancer did not increase distress, anxiety, or depression. The study suggests that eliminating mandatory pre-test and post-test counseling may increase testing completion rates.
Researchers have identified new genetic markers to detect Lynch syndrome-associated colorectal cancer with 92% accuracy. The discovery could lead to a non-invasive screening option using stool samples, reducing the need for annual colonoscopies and invasive tests.
Researchers developed a technology to rapidly screen genetic edits in immune cells, identifying a new combination that improves their effectiveness against cancers. By combining multiple genes into long DNA stretches and testing thousands of combinations, scientists discovered that different CARs can be optimized by different factors.
A large study found that people with an evening chronotype were more likely to engage in unhealthy lifestyle behaviors such as smoking, poor sleep, and physical inactivity. These individuals had a 72% higher risk of developing diabetes compared to those with a morning chronotype.
Research finds that 75% of boys with fragile X meet criteria for co-occurring autism, but only 31% are identified in community settings. Early diagnosis is crucial to access services improving outcomes and quality of life.
Researchers at Cold Spring Harbor Laboratory have made a significant breakthrough in transforming rhabdomyosarcoma cells into regularly functioning muscle cells using differentiation therapy. This innovative approach has the potential to spare patients and their families from pain and suffering by offering a new treatment option.
A Swedish study revealed that including all eleven associated genes in the screening test doubled the proportion of women with genetically confirmed hereditary breast cancer. The study included 4759 individuals and found that around 85% of women investigated for suspected hereditary breast cancer had a genetic abnormality.
A large-scale international collaborative study has identified new genes associated with breast cancer, which could lead to better risk prediction and improved clinical management. The study found evidence for at least four new breast cancer risk genes, with many others showing suggestive evidence.
A computational genetic model has been developed to predict individual genetic risk of developing breast cancer based on a woman's genetic profile. The model uses data from a large-scale international study and identifies women at high risk, who may benefit from earlier and more frequent screening.
Researchers at La Jolla Institute for Immunology and Augusta University have identified a link between
A new multi-center study found that having a genetic variant in the prealbumin gene alone is not sufficient for diagnosing transthyretin amyloid cardiomyopathy in older Black patients. Researchers suggest that a blood test measuring prealbumin levels may be useful in identifying patients at risk of developing cardiac amyloidosis.
Researchers at KAUST have isolated a desert microbial strain that enhances drought resilience in Arabidopsis and alfalfa, promoting water use efficiency without affecting crop yields. The microbes modify epigenetic status of drought stress genes and actively change plant root architecture.
Researchers have identified four species of coronaviruses in UK bats, including two novel ones, which are related to COVID-19 and MERS viruses. Regular monitoring of wildlife viruses is crucial for public health preparedness and biodiversity conservation.
Researchers developed a polygenic scoring system to predict ALS disease risk, improving case status prediction in Michigan and Spain. The system takes into account common genetic variants and explains 4.1% of ALS cases caused by genetic factors.
The Ontario Institute for Cancer Research (OICR) has awarded six research teams with two-year funding to pursue innovative cancer treatments and technologies. The projects focus on personalized medicine, accessible genetic testing, and improving patient engagement.
The American Heart Association invites researchers to compete in a data challenge to better understand how lipoprotein(a) levels impact cardiovascular disease and stroke risk. The winning project can receive a $40,000 cash prize.
Researchers used unbiased genetic screening to identify genes involved in regulating sleep in worms, finding that proteins play a crucial role. These findings suggest new approaches for preventing diseases related to sleep disturbances and inflammation.
Researchers at Osaka University developed a highly reproducible genetic screen to investigate Toxoplasma's survival within hosts. The study identified IFN-γ-dependent and -independent virulence factors that promote parasite fitness, providing potential targets for treatment and prevention of toxoplasmosis.
International researchers have identified nutrient-rich black rice varieties with improved agronomic traits, including shorter stem length and early maturity. These findings provide important resources for crop bioengineers to improve pigmented rice for human health and sustainable agriculture.
A new Northwestern University study finds that CT scans are more effective than genetics in predicting the risk of heart disease in middle-aged individuals. The study used data from over 3,200 adults and found that adding CT scan data to conventional risk factors improved the accuracy of risk prediction.
A study found that excitatory-inhibitory imbalance, characterized by higher glutamate levels and lower GABA levels, precedes psychosis in individuals with 22q11.2 deletion syndrome. This imbalance is associated with hippocampal atrophy and cognitive decline.
A new study recommends routine genetic testing of adults aged 40 and under for three genetic conditions: hereditary breast and ovarian cancer syndrome, Lynch syndrome, and familial hypercholesterolemia. The analysis shows that screening would be cost-effective, with a significant price tag but long-term benefits worth the investment.
A molecular autopsy revealed that a young child with mild COVID-19 symptoms died from cardiac arrest due to an atypical coronary artery anomaly and underlying Noonan syndrome, a rare genetic disorder.
A University of Houston team has discovered new biomarkers for early detection of bladder cancer, including D-dimer and IL-8, which may identify disease progression. The study's findings could lead to a simple urine test as the new standard for bladder cancer diagnosis.
Researchers identified the cause of Glutaric Aciduria Type I (GA-1), a metabolic disease common among people with Native American heritage. The toxic substances were found to accumulate in the liver and cross the blood-brain barrier, leading to neurological damage.
Tulane University researchers discovered a possible genetic cause of hypermobility and hypermobile Ehlers-Danlos syndrome, linking it to folate deficiency due to the MTHFR gene variation. Elevated folate levels in blood tests can aid in diagnosis, while methylated folate has shown promising treatment results for patients.
A new study finds that clear and accurate information about the cause of death, provided in multiple formats, can influence family members' decisions to seek follow-up screening for inherited heart conditions. The study suggests that communication from death investigators and health care professionals is crucial in addressing families'...
Researchers developed a hybrid micro-robot that can navigate in physiological environments and capture targeted damaged cells. The micro-robot uses electric and magnetic mechanisms to identify and transport single cells for further study.
Researchers have found that valosin-containing protein (VCP) is essential for KRAS-mutant pancreatic ductal adenocarcinoma cell growth and survival. Inhibiting VCP, combined with autophagy inhibition, enhances efficacy in preclinical studies.
The Lp(a) Discovery Project will develop clinical standards for optimal patient care through a new screening measure and quality improvement interventions. The three-year project aims to fill knowledge gaps around Lp(a) and encourage better treatments to reduce cardiovascular risk.
Researchers developed an AI-based diagnostic screening system called DeepGlioma to analyze tumor specimens and detect genetic mutations rapidly. The system identified molecular subgroups with high accuracy and has the potential to improve access and speed of diagnosis for patients with deadly brain tumors.
Scientists have developed a high-throughput genetic screening approach to identify viral proteins that target bacterial cell walls, leading to potential new antibiotics. The method uses a coded library of DNA fragments to investigate unknown genes in environmental samples, sidestepping the need for culturing bacteria.
A new platform allows researchers to study cell-cell interactions in inflammatory neurological diseases like multiple sclerosis (MS). By identifying genes that control biologic processes, the team hopes to develop therapeutics to change disease-promoting cell behavior.
Scientists at Gladstone Institutes have discovered how excess oxygen changes proteins in our cells, triggering a cascade of events that damage cells and tissues. The findings have implications for conditions such as heart attacks and sleep apnea, revealing that hyperoxia is not solely caused by reactive oxygen species.
A new study found that women with BRCA1 or BRCA2 mutations have a cumulative risk of 49% developing any type of cancer after age 50. Risk-reducing surgeries like mastectomies and BSOs can lower this risk, but many women opt out despite elevated risk. Genetic testing is crucial for accurate risk assessment and personalized care.
Researchers have identified three novel pathogenic variants of the ATR gene as predisposing to male breast cancer. These variants were found in a cohort of individuals with early onset and familial breast cancers, using a combination of exome sequencing and functional investigations. The study suggests that extended genetic analysis ca...
Researchers examined three epigenetic age acceleration measurements and found inverse associations with lung cancer risk in men and younger participants. However, these findings did not support a positive association between epigenetic age measures and lung cancer risk in the study.
Research suggests that poor oral health may contribute to declines in brain function and cognitive abilities. A recent study analyzed the relationship between oral health and brain health among approximately 40,000 adults and found a potential link between gum disease and white matter hyperintensities.
A new study analyzed 3,452 dogs with cancer to determine median ages of diagnosis based on characteristics such as weight, breed, and sex. The findings suggest that giant breeds, males, and purebred dogs tend to receive a cancer diagnosis at relatively younger ages.
Researchers have solved an 80-year-old medical mystery that causes kidney damage in children and can be fatal in babies. They discovered a gene mutation is the primary cause, but found that around 10% of patients without the mutation still experience symptoms.
Researchers from Heidelberg University have developed a new 'VIP admission ticket' that enables efficient delivery of enzymes to the nucleus, enhancing the efficiency of CRISPR/Cas9 and related methods. This breakthrough opens up new areas for genetic screening and potentially therapeutic applications.
A new DNA biosensor developed by NIST, Brown University, and the French government-funded research institute CEA-Leti boasts accurate and inexpensive design. The modular device can measure biomarkers in a scalable and high-sensitivity manner.
A new study led by Mayo Clinic researchers found that women carrying specific genetic changes, such as BRCA1 and BRCA2, have a twofold increased risk of developing contralateral breast cancer. Premenopausal women with these mutations are more likely to develop cancer in both breasts.
A new study published in The Lancet Child & Adolescent Health journal suggests that newborn screening for spinal muscular atrophy (SMA) can lead to better movement ability and independence in affected children. At two years post diagnosis, 11/14 children diagnosed by NBS were walking independently or with assistance.
A comprehensive analysis of over 100,000 colorectal cancer cases identified 100 new genetic risk factors strongly linked with the disease. These findings could help clinicians determine who's at highest risk for early detection and potentially identify candidates for preventive treatments.
Researchers found that differences in epigenetic DNA methylation predict behavioral differences between dogs better than genetic markers. Epigenetics are more informative for behavior than genetics, and the results open up new possibilities for screening and selecting desired behavioral traits in companion or service dogs.
Researchers investigate how lung cancers evade the immune system to develop more effective immunotherapy treatments. The study aims to uncover a new way lung cancers disguise themselves from the immune system, potentially leading to improved treatment outcomes.
A Geisinger study of over 90,000 patients confirmed a strong link between genetics and neuropsychiatric disorders. The research revealed that approximately one in 100 participants carried a rare gene variant increasing the risk for conditions like schizophrenia and autism spectrum disorder.
Researchers discovered a genetic mutation in the THBS1 gene linked to severe childhood glaucoma, which may improve disease screening and treatment. The finding could lead to earlier diagnosis and more targeted therapies for children at risk.
A novel HNF1A gene variant has been found to cause monogenic diabetes, affecting almost seven percent of all cases in Greenland. This discovery may pave the way for precision treatment using tablet therapy with sulphonylurea, offering a simpler and cheaper alternative to insulin.
Researchers have found that genetic differences within individual sperm cells can affect their swimming behavior, which has implications for fertility and birth defects. The study identified greater variability in velocity among mutated samples compared to normal ones.
A new study by UCL researchers found that tailoring whole genome sequencing analysis to individual patients can double the diagnostic rates of rare diseases. The personalised approach increased the diagnostic rate from 16.7% to 31.4%, detecting potential disease-causing variants in a further 3.9% of patients.
Two new discoveries led by Cedars-Sinai Cancer investigators improve understanding of ovarian cancer's development and suggest personalized therapeutic approaches. They identified four new genetic regions linked to increased ovarian cancer risk and found that some tumors may develop resistance to chemotherapy from an early stage.
Researchers from North Carolina State University have developed a new method for identifying genes relevant to the aging process in the C. elegans roundworm model. By exposing thousands of worms to random genetic mutations, they can pinpoint which genes are associated with protein aggregation and reduced lifespan.
Researchers from Brigham and Women's Hospital found that circulating tumor HPV DNA levels are linked to lymph node presence, making the test less effective for screening. This limits the use of ctHPV DNA testing for early diagnosis and treatment of oropharynx cancer.